.clearfix () {
  &:before,
  &:after {
    content: '';
    display: table;
  }
  &:after {
    clear: both;
  }
}

.nowrap() {
  text-overflow: ellipsis;
  overflow: hidden;
  white-space: nowrap;
}
.wrap() {
  word-break: break-all;
  white-space: pre-wrap;
}
